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surf.c
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surf.c
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/* See LICENSE file for copyright and license details.
*
* To understand surf, start reading main().
*/
#include <sys/file.h>
#include <sys/socket.h>
#include <sys/types.h>
#include <sys/wait.h>
#include <glib.h>
#include <inttypes.h>
#include <libgen.h>
#include <limits.h>
#include <pwd.h>
#include <regex.h>
#include <signal.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <gdk/gdkx.h>
#include <gio/gunixfdlist.h>
#include <glib/gstdio.h>
#include <gtk/gtk.h>
#include <gtk/gtkx.h>
#include <gcr/gcr.h>
#include <JavaScriptCore/JavaScript.h>
#include <webkit2/webkit2.h>
#include <X11/X.h>
#include <X11/Xatom.h>
#include <glib.h>
#include "arg.h"
#include "common.h"
#define LENGTH(x) (sizeof(x) / sizeof(x[0]))
#define CLEANMASK(mask) (mask & (MODKEY|GDK_SHIFT_MASK))
enum { AtomFind, AtomGo, AtomUri, AtomUTF8, AtomLast };
enum {
OnDoc = WEBKIT_HIT_TEST_RESULT_CONTEXT_DOCUMENT,
OnLink = WEBKIT_HIT_TEST_RESULT_CONTEXT_LINK,
OnImg = WEBKIT_HIT_TEST_RESULT_CONTEXT_IMAGE,
OnMedia = WEBKIT_HIT_TEST_RESULT_CONTEXT_MEDIA,
OnEdit = WEBKIT_HIT_TEST_RESULT_CONTEXT_EDITABLE,
OnBar = WEBKIT_HIT_TEST_RESULT_CONTEXT_SCROLLBAR,
OnSel = WEBKIT_HIT_TEST_RESULT_CONTEXT_SELECTION,
OnAny = OnDoc | OnLink | OnImg | OnMedia | OnEdit | OnBar | OnSel,
};
typedef enum {
AccessMicrophone,
AccessWebcam,
CaretBrowsing,
Certificate,
CookiePolicies,
DarkMode,
DiskCache,
DefaultCharset,
DNSPrefetch,
Ephemeral,
FileURLsCrossAccess,
FontSize,
Geolocation,
HideBackground,
Inspector,
JavaScript,
KioskMode,
LoadImages,
MediaManualPlay,
PreferredLanguages,
RunInFullscreen,
ScrollBars,
ShowIndicators,
SiteQuirks,
SmoothScrolling,
SpellChecking,
SpellLanguages,
StrictTLS,
Style,
WebGL,
ZoomLevel,
ParameterLast
} ParamName;
typedef union {
int i;
float f;
const void *v;
} Arg;
typedef struct {
Arg val;
int prio;
} Parameter;
typedef struct Client {
GtkWidget *win;
WebKitWebView *view;
WebKitSettings *settings;
WebKitWebContext *context;
WebKitWebInspector *inspector;
WebKitFindController *finder;
WebKitHitTestResult *mousepos;
GTlsCertificate *cert, *failedcert;
GTlsCertificateFlags tlserr;
Window xid;
guint64 pageid;
int progress, fullscreen, https, insecure, errorpage;
const char *title, *overtitle, *targeturi;
const char *needle;
struct Client *next;
} Client;
typedef struct {
guint mod;
guint keyval;
void (*func)(Client *c, const Arg *a);
const Arg arg;
} Key;
typedef struct {
unsigned int target;
unsigned int mask;
guint button;
void (*func)(Client *c, const Arg *a, WebKitHitTestResult *h);
const Arg arg;
unsigned int stopevent;
} Button;
typedef struct {
char *token;
char *uri;
} SearchEngine;
typedef struct {
const char *uri;
Parameter config[ParameterLast];
regex_t re;
} UriParameters;
typedef struct {
char *regex;
char *file;
regex_t re;
} SiteSpecific;
/* Surf */
static void die(const char *errstr, ...);
static void usage(void);
static void setup(void);
static void sigchld(int unused);
static void sighup(int unused);
static char *buildfile(const char *path);
static char *buildpath(const char *path);
static char *untildepath(const char *path);
static const char *getuserhomedir(const char *user);
static const char *getcurrentuserhomedir(void);
static Client *newclient(Client *c);
static void loaduri(Client *c, const Arg *a);
static const char *geturi(Client *c);
static void setatom(Client *c, int a, const char *v);
static const char *getatom(Client *c, int a);
static void updatetitle(Client *c);
static void gettogglestats(Client *c);
static void getpagestats(Client *c);
static WebKitCookieAcceptPolicy cookiepolicy_get(void);
static char cookiepolicy_set(const WebKitCookieAcceptPolicy p);
static void seturiparameters(Client *c, const char *uri, ParamName *params);
static void setparameter(Client *c, int refresh, ParamName p, const Arg *a);
static const char *getcert(const char *uri);
static void setcert(Client *c, const char *file);
static const char *getstyle(const char *uri);
static void setstyle(Client *c, const char *file);
static void runscript(Client *c, const char *file);
static void runsitescripts(Client *c, const char *uri);
static void evalscript(Client *c, const char *jsstr, ...);
static void updatewinid(Client *c);
static void handleplumb(Client *c, const char *uri);
static void newwindow(Client *c, const Arg *a, int noembed);
static void spawn(Client *c, const Arg *a);
static void msgext(Client *c, char type, const Arg *a);
static void destroyclient(Client *c);
static void cleanup(void);
/* GTK/WebKit */
static WebKitWebView *newview(Client *c, WebKitWebView *rv);
static void initwebextensions(WebKitWebContext *wc, Client *c);
static GtkWidget *createview(WebKitWebView *v, WebKitNavigationAction *a,
Client *c);
static gboolean buttonreleased(GtkWidget *w, GdkEvent *e, Client *c);
static GdkFilterReturn processx(GdkXEvent *xevent, GdkEvent *event,
gpointer d);
static gboolean winevent(GtkWidget *w, GdkEvent *e, Client *c);
static void showview(WebKitWebView *v, Client *c);
static GtkWidget *createwindow(Client *c);
static gboolean loadfailedtls(WebKitWebView *v, gchar *uri,
GTlsCertificate *cert,
GTlsCertificateFlags err, Client *c);
static void loadchanged(WebKitWebView *v, WebKitLoadEvent e, Client *c);
static void progresschanged(WebKitWebView *v, GParamSpec *ps, Client *c);
static void titlechanged(WebKitWebView *view, GParamSpec *ps, Client *c);
static void mousetargetchanged(WebKitWebView *v, WebKitHitTestResult *h,
guint modifiers, Client *c);
static gboolean permissionrequested(WebKitWebView *v,
WebKitPermissionRequest *r, Client *c);
static gboolean decidepolicy(WebKitWebView *v, WebKitPolicyDecision *d,
WebKitPolicyDecisionType dt, Client *c);
static void decidenavigation(WebKitPolicyDecision *d, Client *c);
static void decidenewwindow(WebKitPolicyDecision *d, Client *c);
static void decideresource(WebKitPolicyDecision *d, Client *c);
static void insecurecontent(WebKitWebView *v, WebKitInsecureContentEvent e,
Client *c);
static void downloadstarted(WebKitWebContext *wc, WebKitDownload *d,
Client *c);
static void responsereceived(WebKitDownload *d, GParamSpec *ps, Client *c);
static void download(Client *c, WebKitURIResponse *r);
static gboolean viewusrmsgrcv(WebKitWebView *v, WebKitUserMessage *m,
gpointer u);
static void webprocessterminated(WebKitWebView *v,
WebKitWebProcessTerminationReason r,
Client *c);
static void closeview(WebKitWebView *v, Client *c);
static void destroywin(GtkWidget* w, Client *c);
static gchar *parseuri(const gchar *uri);
/* Hotkeys */
static void pasteuri(GtkClipboard *clipboard, const char *text, gpointer d);
static void reload(Client *c, const Arg *a);
static void print(Client *c, const Arg *a);
static void showcert(Client *c, const Arg *a);
static void clipboard(Client *c, const Arg *a);
static void zoom(Client *c, const Arg *a);
static void scrollv(Client *c, const Arg *a);
static void scrollh(Client *c, const Arg *a);
static void navigate(Client *c, const Arg *a);
static void stop(Client *c, const Arg *a);
static void toggle(Client *c, const Arg *a);
static void togglefullscreen(Client *c, const Arg *a);
static void togglecookiepolicy(Client *c, const Arg *a);
static void toggleinspector(Client *c, const Arg *a);
static void find(Client *c, const Arg *a);
/* Buttons */
static void clicknavigate(Client *c, const Arg *a, WebKitHitTestResult *h);
static void clicknewwindow(Client *c, const Arg *a, WebKitHitTestResult *h);
static void clickexternplayer(Client *c, const Arg *a, WebKitHitTestResult *h);
static char winid[64];
static char togglestats[11];
static char pagestats[2];
static Atom atoms[AtomLast];
static Window embed;
static int showxid;
static int cookiepolicy;
static Display *dpy;
static Client *clients;
static GdkDevice *gdkkb;
static char *stylefile;
static const char *useragent;
static Parameter *curconfig;
static int modparams[ParameterLast];
static int spair[2];
char *argv0;
static ParamName loadtransient[] = {
Certificate,
CookiePolicies,
DiskCache,
DNSPrefetch,
FileURLsCrossAccess,
JavaScript,
LoadImages,
PreferredLanguages,
ShowIndicators,
StrictTLS,
ParameterLast
};
static ParamName loadcommitted[] = {
// AccessMicrophone,
// AccessWebcam,
CaretBrowsing,
DarkMode,
DefaultCharset,
FontSize,
Geolocation,
HideBackground,
Inspector,
// KioskMode,
MediaManualPlay,
RunInFullscreen,
ScrollBars,
SiteQuirks,
SmoothScrolling,
SpellChecking,
SpellLanguages,
Style,
ZoomLevel,
ParameterLast
};
static ParamName loadfinished[] = {
ParameterLast
};
/* configuration, allows nested code to access above variables */
#include "config.h"
void
die(const char *errstr, ...)
{
va_list ap;
va_start(ap, errstr);
vfprintf(stderr, errstr, ap);
va_end(ap);
exit(1);
}
void
usage(void)
{
die("usage: surf [-bBdDfFgGiIkKmMnNsStTvwxX]\n"
"[-a cookiepolicies ] [-c cookiefile] [-C stylefile] [-e xid]\n"
"[-r scriptfile] [-u useragent] [-z zoomlevel] [uri]\n");
}
void
setup(void)
{
GIOChannel *gchanin;
GdkDisplay *gdpy;
int i, j;
/* clean up any zombies immediately */
sigchld(0);
if (signal(SIGHUP, sighup) == SIG_ERR)
die("Can't install SIGHUP handler");
if (!(dpy = XOpenDisplay(NULL)))
die("Can't open default display");
/* atoms */
atoms[AtomFind] = XInternAtom(dpy, "_SURF_FIND", False);
atoms[AtomGo] = XInternAtom(dpy, "_SURF_GO", False);
atoms[AtomUri] = XInternAtom(dpy, "_SURF_URI", False);
atoms[AtomUTF8] = XInternAtom(dpy, "UTF8_STRING", False);
gtk_init(NULL, NULL);
gdpy = gdk_display_get_default();
curconfig = defconfig;
/* dirs and files */
cookiefile = buildfile(cookiefile);
scriptfile = buildfile(scriptfile);
historyfile = buildfile(historyfile);
certdir = buildpath(certdir);
if (curconfig[Ephemeral].val.i)
cachedir = NULL;
else
cachedir = buildpath(cachedir);
gdkkb = gdk_seat_get_keyboard(gdk_display_get_default_seat(gdpy));
if (socketpair(AF_UNIX, SOCK_DGRAM, 0, spair) < 0) {
fputs("Unable to create sockets\n", stderr);
spair[0] = spair[1] = -1;
} else {
gchanin = g_io_channel_unix_new(spair[0]);
g_io_channel_set_encoding(gchanin, NULL, NULL);
g_io_channel_set_flags(gchanin, g_io_channel_get_flags(gchanin)
| G_IO_FLAG_NONBLOCK, NULL);
g_io_channel_set_close_on_unref(gchanin, TRUE);
}
for (i = 0; i < LENGTH(certs); ++i) {
if (!regcomp(&(certs[i].re), certs[i].regex, REG_EXTENDED)) {
certs[i].file = g_strconcat(certdir, "/", certs[i].file,
NULL);
} else {
fprintf(stderr, "Could not compile regex: %s\n",
certs[i].regex);
certs[i].regex = NULL;
}
}
if (!stylefile) {
styledir = buildpath(styledir);
for (i = 0; i < LENGTH(styles); ++i) {
if (!regcomp(&(styles[i].re), styles[i].regex,
REG_EXTENDED)) {
styles[i].file = g_strconcat(styledir, "/",
styles[i].file, NULL);
} else {
fprintf(stderr, "Could not compile regex: %s\n",
styles[i].regex);
styles[i].regex = NULL;
}
}
g_free(styledir);
} else {
stylefile = buildfile(stylefile);
}
scriptdir = buildpath(scriptdir);
for (i = 0; i < LENGTH(scripts); ++i) {
if (!regcomp(&(scripts[i].re), scripts[i].regex, REG_EXTENDED)) {
scripts[i].file = g_strconcat(scriptdir, "/",
scripts[i].file, NULL);
} else {
fprintf(stderr, "Could not compile regex: %s\n", scripts[i].regex);
scripts[i].regex = NULL;
}
}
for (i = 0; i < LENGTH(uriparams); ++i) {
if (regcomp(&(uriparams[i].re), uriparams[i].uri,
REG_EXTENDED)) {
fprintf(stderr, "Could not compile regex: %s\n",
uriparams[i].uri);
uriparams[i].uri = NULL;
continue;
}
/* copy default parameters with higher priority */
for (j = 0; j < ParameterLast; ++j) {
if (defconfig[j].prio >= uriparams[i].config[j].prio)
uriparams[i].config[j] = defconfig[j];
}
}
}
void
sigchld(int unused)
{
if (signal(SIGCHLD, sigchld) == SIG_ERR)
die("Can't install SIGCHLD handler");
while (waitpid(-1, NULL, WNOHANG) > 0)
;
}
void
sighup(int unused)
{
Arg a = { .i = 0 };
Client *c;
for (c = clients; c; c = c->next)
reload(c, &a);
}
char *
buildfile(const char *path)
{
char *dname, *bname, *bpath, *fpath;
FILE *f;
dname = g_path_get_dirname(path);
bname = g_path_get_basename(path);
bpath = buildpath(dname);
g_free(dname);
fpath = g_build_filename(bpath, bname, NULL);
g_free(bpath);
g_free(bname);
if (!(f = fopen(fpath, "a")))
die("Could not open file: %s\n", fpath);
g_chmod(fpath, 0600); /* always */
fclose(f);
return fpath;
}
static const char*
getuserhomedir(const char *user)
{
struct passwd *pw = getpwnam(user);
if (!pw)
die("Can't get user %s login information.\n", user);
return pw->pw_dir;
}
static const char*
getcurrentuserhomedir(void)
{
const char *homedir;
const char *user;
struct passwd *pw;
homedir = getenv("HOME");
if (homedir)
return homedir;
user = getenv("USER");
if (user)
return getuserhomedir(user);
pw = getpwuid(getuid());
if (!pw)
die("Can't get current user home directory\n");
return pw->pw_dir;
}
char *
buildpath(const char *path)
{
char *apath, *fpath;
if (path[0] == '~')
apath = untildepath(path);
else
apath = g_strdup(path);
/* creating directory */
if (g_mkdir_with_parents(apath, 0700) < 0)
die("Could not access directory: %s\n", apath);
fpath = realpath(apath, NULL);
g_free(apath);
return fpath;
}
char *
untildepath(const char *path)
{
char *apath, *name, *p;
const char *homedir;
if (path[1] == '/' || path[1] == '\0') {
p = (char *)&path[1];
homedir = getcurrentuserhomedir();
} else {
if ((p = strchr(path, '/')))
name = g_strndup(&path[1], p - (path + 1));
else
name = g_strdup(&path[1]);
homedir = getuserhomedir(name);
g_free(name);
}
apath = g_build_filename(homedir, p, NULL);
return apath;
}
Client *
newclient(Client *rc)
{
Client *c;
if (!(c = calloc(1, sizeof(Client))))
die("Cannot malloc!\n");
c->next = clients;
clients = c;
c->progress = 100;
c->view = newview(c, rc ? rc->view : NULL);
return c;
}
void
loaduri(Client *c, const Arg *a)
{
struct stat st;
char *url, *path, *apath;
const char *uri = a->v;
if (g_strcmp0(uri, "") == 0)
return;
if (g_str_has_prefix(uri, "http://") ||
g_str_has_prefix(uri, "https://") ||
g_str_has_prefix(uri, "file://") ||
g_str_has_prefix(uri, "webkit://") ||
g_str_has_prefix(uri, "about:")) {
url = g_strdup(uri);
} else {
if (uri[0] == '~')
apath = untildepath(uri);
else
apath = (char *)uri;
if (!stat(apath, &st) && (path = realpath(apath, NULL))) {
url = g_strdup_printf("file://%s", path);
free(path);
} else {
url = parseuri(uri);
}
if (apath != uri)
free(apath);
}
setatom(c, AtomUri, url);
if (strcmp(url, geturi(c)) == 0) {
reload(c, a);
} else {
webkit_web_view_load_uri(c->view, url);
updatetitle(c);
}
g_free(url);
}
const char *
geturi(Client *c)
{
const char *uri;
if (!(uri = webkit_web_view_get_uri(c->view)))
uri = "about:blank";
return uri;
}
void
setatom(Client *c, int a, const char *v)
{
XChangeProperty(dpy, c->xid,
atoms[a], atoms[AtomUTF8], 8, PropModeReplace,
(unsigned char *)v, strlen(v) + 1);
XSync(dpy, False);
}
const char *
getatom(Client *c, int a)
{
static char buf[BUFSIZ];
Atom adummy;
int idummy;
unsigned long ldummy;
unsigned char *p = NULL;
XSync(dpy, False);
XGetWindowProperty(dpy, c->xid,
atoms[a], 0L, BUFSIZ, False, atoms[AtomUTF8],
&adummy, &idummy, &ldummy, &ldummy, &p);
if (p)
strncpy(buf, (char *)p, LENGTH(buf) - 1);
else
buf[0] = '\0';
XFree(p);
return buf;
}
void
updatetitle(Client *c)
{
char *title;
const char *name = c->overtitle ? c->overtitle :
c->title ? c->title : "";
if (curconfig[ShowIndicators].val.i) {
gettogglestats(c);
getpagestats(c);
if (c->progress != 100)
title = g_strdup_printf("[%i%%] %s:%s | %s",
c->progress, togglestats, pagestats, name);
else
title = g_strdup_printf("%s:%s | %s",
togglestats, pagestats, name);
gtk_window_set_title(GTK_WINDOW(c->win), title);
g_free(title);
} else {
gtk_window_set_title(GTK_WINDOW(c->win), name);
}
}
void
updatehistory(const char *url, const char *title)
{
if (title == NULL || title[0] == '\0')
return;
FILE *f;
f = fopen(historyfile, "a+");
char timestamp[20];
time_t now = time (0);
strftime (timestamp, 20, "%Y-%m-%dT%H:%M:%S", localtime (&now));
fprintf(f, "%s %s %s\n", timestamp, url, title);
fclose(f);
}
void
gettogglestats(Client *c)
{
togglestats[0] = cookiepolicy_set(cookiepolicy_get());
togglestats[1] = curconfig[CaretBrowsing].val.i ? 'C' : 'c';
togglestats[2] = curconfig[Geolocation].val.i ? 'G' : 'g';
togglestats[3] = curconfig[DiskCache].val.i ? 'D' : 'd';
togglestats[4] = curconfig[LoadImages].val.i ? 'I' : 'i';
togglestats[5] = curconfig[JavaScript].val.i ? 'S' : 's';
togglestats[6] = curconfig[Style].val.i ? 'M' : 'm';
togglestats[8] = curconfig[Certificate].val.i ? 'X' : 'x';
togglestats[9] = curconfig[StrictTLS].val.i ? 'T' : 't';
}
void
getpagestats(Client *c)
{
if (c->https)
pagestats[0] = (c->tlserr || c->insecure) ? 'U' : 'T';
else
pagestats[0] = '-';
pagestats[1] = '\0';
}
WebKitCookieAcceptPolicy
cookiepolicy_get(void)
{
switch (((char *)curconfig[CookiePolicies].val.v)[cookiepolicy]) {
case 'a':
return WEBKIT_COOKIE_POLICY_ACCEPT_NEVER;
case '@':
return WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY;
default: /* fallthrough */
case 'A':
return WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS;
}
}
char
cookiepolicy_set(const WebKitCookieAcceptPolicy p)
{
switch (p) {
case WEBKIT_COOKIE_POLICY_ACCEPT_NEVER:
return 'a';
case WEBKIT_COOKIE_POLICY_ACCEPT_NO_THIRD_PARTY:
return '@';
default: /* fallthrough */
case WEBKIT_COOKIE_POLICY_ACCEPT_ALWAYS:
return 'A';
}
}
void
seturiparameters(Client *c, const char *uri, ParamName *params)
{
Parameter *config, *uriconfig = NULL;
int i, p;
for (i = 0; i < LENGTH(uriparams); ++i) {
if (uriparams[i].uri &&
!regexec(&(uriparams[i].re), uri, 0, NULL, 0)) {
uriconfig = uriparams[i].config;
break;
}
}
curconfig = uriconfig ? uriconfig : defconfig;
for (i = 0; (p = params[i]) != ParameterLast; ++i) {
switch(p) {
default: /* FALLTHROUGH */
if (!(defconfig[p].prio < curconfig[p].prio ||
defconfig[p].prio < modparams[p]))
continue;
case Certificate:
case CookiePolicies:
case Style:
setparameter(c, 0, p, &curconfig[p].val);
}
}
}
void
setparameter(Client *c, int refresh, ParamName p, const Arg *a)
{
GdkRGBA bgcolor = { 0 };
modparams[p] = curconfig[p].prio;
switch (p) {
case AccessMicrophone:
webkit_settings_set_enable_webrtc(c->settings, a->i);
return; /* do nothing */
case AccessWebcam:
webkit_settings_set_enable_webrtc(c->settings, a->i);
return; /* do nothing */
case CaretBrowsing:
webkit_settings_set_enable_caret_browsing(c->settings, a->i);
refresh = 0;
break;
case Certificate:
if (a->i)
setcert(c, geturi(c));
return; /* do not update */
case CookiePolicies:
webkit_cookie_manager_set_accept_policy(
webkit_web_context_get_cookie_manager(c->context),
cookiepolicy_get());
refresh = 0;
break;
case DarkMode:
g_object_set(gtk_settings_get_default(),
"gtk-application-prefer-dark-theme", a->i, NULL);
return;
case DiskCache:
webkit_web_context_set_cache_model(c->context, a->i ?
WEBKIT_CACHE_MODEL_WEB_BROWSER :
WEBKIT_CACHE_MODEL_DOCUMENT_VIEWER);
return; /* do not update */
case DefaultCharset:
webkit_settings_set_default_charset(c->settings, a->v);
return; /* do not update */
case DNSPrefetch:
webkit_settings_set_enable_dns_prefetching(c->settings, a->i);
return; /* do not update */
case FileURLsCrossAccess:
webkit_settings_set_allow_file_access_from_file_urls(
c->settings, a->i);
webkit_settings_set_allow_universal_access_from_file_urls(
c->settings, a->i);
return; /* do not update */
case FontSize:
webkit_settings_set_default_font_size(c->settings, a->i);
return; /* do not update */
case Geolocation:
refresh = 0;
break;
case HideBackground:
if (a->i)
webkit_web_view_set_background_color(c->view, &bgcolor);
return; /* do not update */
case Inspector:
webkit_settings_set_enable_developer_extras(c->settings, a->i);
webkit_settings_set_enable_write_console_messages_to_stdout(c->settings, a->i);
return; /* do not update */
case JavaScript:
webkit_settings_set_enable_javascript(c->settings, a->i);
break;
case KioskMode:
return; /* do nothing */
case LoadImages:
webkit_settings_set_auto_load_images(c->settings, a->i);
break;
case MediaManualPlay:
webkit_settings_set_media_playback_requires_user_gesture(
c->settings, a->i);
break;
case PreferredLanguages:
return; /* do nothing */
case RunInFullscreen:
return; /* do nothing */
case ScrollBars:
/* Disabled until we write some WebKitWebExtension for
* manipulating the DOM directly.
enablescrollbars = !enablescrollbars;
evalscript(c, "document.documentElement.style.overflow = '%s'",
enablescrollbars ? "auto" : "hidden");
*/
return; /* do not update */
case ShowIndicators:
break;
case SmoothScrolling:
webkit_settings_set_enable_smooth_scrolling(c->settings, a->i);
return; /* do not update */
case SiteQuirks:
webkit_settings_set_enable_site_specific_quirks(
c->settings, a->i);
break;
case SpellChecking:
webkit_web_context_set_spell_checking_enabled(
c->context, a->i);
return; /* do not update */
case SpellLanguages:
return; /* do nothing */
case StrictTLS:
webkit_website_data_manager_set_tls_errors_policy(
webkit_web_view_get_website_data_manager(c->view), a->i ?
WEBKIT_TLS_ERRORS_POLICY_FAIL :
WEBKIT_TLS_ERRORS_POLICY_IGNORE);
break;
case Style:
webkit_user_content_manager_remove_all_style_sheets(
webkit_web_view_get_user_content_manager(c->view));
if (a->i)
setstyle(c, getstyle(geturi(c)));
refresh = 0;
break;
case WebGL:
webkit_settings_set_enable_webgl(c->settings, a->i);
break;
case ZoomLevel:
webkit_web_view_set_zoom_level(c->view, a->f);
return; /* do not update */
default:
return; /* do nothing */
}
updatetitle(c);
if (refresh)
reload(c, a);
}
const char *
getcert(const char *uri)
{
int i;
for (i = 0; i < LENGTH(certs); ++i) {
if (certs[i].regex &&
!regexec(&(certs[i].re), uri, 0, NULL, 0))
return certs[i].file;
}
return NULL;
}
void
setcert(Client *c, const char *uri)
{
const char *file = getcert(uri);
char *host;
GTlsCertificate *cert;
if (!file)
return;
if (!(cert = g_tls_certificate_new_from_file(file, NULL))) {
fprintf(stderr, "Could not read certificate file: %s\n", file);
return;
}
if ((uri = strstr(uri, "https://"))) {
uri += sizeof("https://") - 1;
host = g_strndup(uri, strchr(uri, '/') - uri);
webkit_web_context_allow_tls_certificate_for_host(c->context,
cert, host);
g_free(host);
}
g_object_unref(cert);
}
const char *
getstyle(const char *uri)
{
int i;
if (stylefile)
return stylefile;
for (i = 0; i < LENGTH(styles); ++i) {
if (styles[i].regex &&
!regexec(&(styles[i].re), uri, 0, NULL, 0))
return styles[i].file;
}
return "";
}
void
setstyle(Client *c, const char *file)
{
gchar *style;
if (!g_file_get_contents(file, &style, NULL, NULL)) {
fprintf(stderr, "Could not read style file: %s\n", file);
return;
}
webkit_user_content_manager_add_style_sheet(
webkit_web_view_get_user_content_manager(c->view),
webkit_user_style_sheet_new(style,
WEBKIT_USER_CONTENT_INJECT_ALL_FRAMES,
WEBKIT_USER_STYLE_LEVEL_USER,
NULL, NULL));
g_free(style);
}
void
runsitescripts(Client *c, const char *uri) {
gchar *script;
gsize l;
int i;
for (i = 0; i < LENGTH(scripts); ++i) {
if (scripts[i].regex &&
!regexec(&(scripts[i].re), uri, 0, NULL, 0))
runscript(c, scripts[i].file);